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macula
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4.4.4
4.4.3
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4.4.1
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0.42.9
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0.42.0
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0.40.1
0.40.0
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0.38.3
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0.36.2
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0.34.1
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0.31.4
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0.31.2
0.31.1
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0.30.2
0.30.1
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0.28.1
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0.24.1
0.24.0
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0.8.25
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0.4.3
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0.4.1
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0.3.3
0.3.2
0.3.1
Macula HTTP/3 Mesh SDK — connect, subscribe, publish, call, advertise
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Files
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Files
src/macula_sup.erl
%%%-------------------------------------------------------------------
%% @doc macula top level supervisor.
%% @end
%%%-------------------------------------------------------------------
-module(macula_sup).
-behaviour(supervisor).
-export([start_link/0]).
-export([init/1]).
-define(SERVER, ?MODULE).
start_link() ->
supervisor:start_link({local, ?SERVER}, ?MODULE, []).
%% sup_flags() = #{strategy => strategy(), % optional
%% intensity => non_neg_integer(), % optional
%% period => pos_integer()} % optional
%% child_spec() = #{id => child_id(), % mandatory
%% start => mfargs(), % mandatory
%% restart => restart(), % optional
%% shutdown => shutdown(), % optional
%% type => worker(), % optional
%% modules => modules()} % optional
init([]) ->
SupFlags = #{
strategy => one_for_one,
intensity => 10,
period => 5
},
%% Conditionally start gateway based on configuration
ChildSpecs = maybe_start_gateway(),
{ok, {SupFlags, ChildSpecs}}.
%% internal functions
%% @private
%% @doc Conditionally start the gateway based on configuration.
%% Set {start_gateway, false} in config to disable auto-start (for embedded use).
maybe_start_gateway() ->
case application:get_env(macula, start_gateway, true) of
true ->
%% Read gateway configuration from environment or config
Port = get_gateway_port(),
Realm = get_gateway_realm(),
HealthPort = get_health_port(),
io:format("Starting Macula Gateway on port ~p (realm: ~s)~n", [Port, Realm]),
io:format("Starting health check server on port ~p~n", [HealthPort]),
[
%% Health check server (must start first)
#{
id => macula_gateway_health,
start => {macula_gateway_health, start_link, [[{health_port, HealthPort}]]},
restart => permanent,
shutdown => 5000,
type => worker,
modules => [macula_gateway_health]
},
%% Diagnostics service
#{
id => macula_gateway_diagnostics,
start => {macula_gateway_diagnostics, start_link, [[{realm, Realm}]]},
restart => permanent,
shutdown => 5000,
type => worker,
modules => [macula_gateway_diagnostics]
},
%% Main gateway
#{
id => macula_gateway,
start => {macula_gateway, start_link, [[{port, Port}, {realm, Realm}]]},
restart => permanent,
shutdown => 5000,
type => worker,
modules => [macula_gateway]
}
];
false ->
io:format("Gateway auto-start disabled (embedded mode)~n"),
[]
end.
%% @private
%% @doc Get gateway port from environment variable or config.
get_gateway_port() ->
case os:getenv("GATEWAY_PORT") of
false ->
application:get_env(macula, gateway_port, 9443);
PortStr ->
list_to_integer(PortStr)
end.
%% @private
%% @doc Get gateway realm from environment variable or config.
get_gateway_realm() ->
case os:getenv("GATEWAY_REALM") of
false ->
application:get_env(macula, gateway_realm, <<"be.cortexiq.energy">>);
RealmStr ->
list_to_binary(RealmStr)
end.
%% @private
%% @doc Get health check port from environment variable or config.
get_health_port() ->
case os:getenv("HEALTH_PORT") of
false ->
application:get_env(macula, health_port, 8080);
PortStr ->
list_to_integer(PortStr)
end.